Bach loves to use scalic bass lines within his chorales as a solid foundation for building the harmonic structure. Often the bass lines interact with the other parts within the texture to create a conversational type of movement. Let's find out how and why he does this by examining the choice of harmony, chromatic chords, secondary dominants, borrowed chords. and modulation, the part writing, the use of inessential notes and suspensions, plus other features of the Bach Chorale style. Useful for anyone wanting to improve their ability to write harmony, to analyse harmony, or to understand the detail of Bach's style. Join us on this exciting journey to delve inside the mind of the great J. S. Bach.